
public class CalculatorTest {

	public static void main(String[] args) {
		Calculator c=new Calculator();
		System.out.println(c.add(5, 4));
		System.out.println(c.subtract(5, 4));
		System.out.println(c.multiply(5, 4));
		System.out.println(c.divide(5, 4));
		
	}
}
